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#!/bin/sh
# Copyright 2018 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
PREREQ=""
prereqs()
{
echo "$PREREQ"
}
case $1 in
prereqs)
prereqs
exit 0
;;
esac
. /scripts/functions
if ! real_root=$(resolve_device "${ROOT}"); then
log_failure_message "Failed to resolve root device for \"${ROOT}\""
fi
if ! fs_type=$(get_fstype "${real_root}"); then
log_failure_message "Failed to determine fstype for \"${real_root}\""
fi
if [ $fs_type != "xfs" ]; then
exit 0
fi
if ! command -v xfs_growfs >/dev/null; then
echo "XFS resize requested, but xfs_growfs not installed."
exit 0
fi
if xfs_growfs -d -n /; then
log_begin_msg "Resizing xfs filesystem on ${real_root}"
if ! out=$(xfs_growfs -d /); then
log_failure_msg "Failed to resize ${real_root}: ${out}"
exit 1
fi
log_end_msg
fi
exit 0
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